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What is the difference between concurrent programming and parallel programming?
...terministic because the responses are not necessarily received in the same order each time the program is run. This characteristic can make it very hard to debug concurrent programs. Some applications are fundamentally concurrent, e.g. web servers must handle client connections concurrently. Erlang,...
Spring Boot - Cannot determine embedded database driver class for database type NONE
... For me, I needed to exluse HibernateJpaAutoConfiguration also in order to work : spring.autoconfigure.exclude=org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration, org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaAutoConfiguration
– AbdelR...
Filtering for empty or NULL names in a queryset
... @Bobble that would depend on the database implementation -- ordering is delegated to the databse
– wpercy
Jan 24 '17 at 22:43
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How to ignore deprecation warnings in Python
...s needed so you will still see other types of warnings like RuntimeWarning etc.
– ismail
Jan 28 '17 at 8:39
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Rails: How to change the text on the submit button in a Rails Form
... is not acceptable because of used text or you need additionally add class etc., so you can directly override value:
<%= f.submit class: 'btn btn-primary', value: 'Login' %>
or:
<%= f.button :submit, class: 'btn btn-primary', value: 'Login' %>
By the way it was mentioned by @cassi....
Unlimited Bash History [closed]
...
Keeping the lines in order is very useful if you reuse sequences of commands. E.g. Ctrl-r somechars Ctrl-o Ctrl-o Ctrl-o Ctrl-o. That's why I keep duplicates in history.
– Stéphane Gourichon
Jan 5 '16 at...
How to debug Spring Boot application with Eclipse?
...
I didn't need to set up remote debugging in order to get this working, I used Maven.
Ensure you have the Maven plugin installed into Eclipse.
Click Run > Run Configurations > Maven Build > new launch configuration:
Base directory: browse to the root of you...
SSL Error: CERT_UNTRUSTED while using npm command
...bove error. It is the corporate proxy(virtual private network) provided in order to work in the client network. Without that connection I frequently faced the same problem be it maven build or npm install.
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REST API error return good practices [closed]
...ce, you might not want that user to know that it's a valid URL for admins, etc. In this case, though, the 403 is entirely appropriate.
– Greg Campbell
Jun 3 '09 at 5:04
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Use “ENTER” key on softkeyboard instead of clicking button
...nd the imeOptions also have some other values like "go" 、"next"、"done" etc.
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